PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Heat is drawn off the algae-???lled medium through a heat exchanger, and thermal energy is distributed throughout the building for several uses, including heating the air and preheating hot water.
http://www.w3.org/ns/prov#wasQuotedFrom
  • issuu.com